R/copper3.R

#' Copper prices
#'
#' Yearly copper prices for 43 consecutive years (in constant 1997 dollars).
#'
#' @format Time series data
#' @source Makridakis, Wheelwright and Hyndman (1998) \emph{Forecasting:
#' methods and applications}, John Wiley & Sons: New York. Chapter 9.
#' @keywords datasets
#' @examples
#' plot(copper3)
#'
"copper3"

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fma documentation built on Feb. 16, 2023, 6:23 p.m.